>-----Original Message-----
>From: Intel-wired-lan <[email protected]> On Behalf Of
>Fijalkowski, Maciej
>Sent: Wednesday, May 29, 2024 4:54 PM
>To: [email protected]
>Cc: Fijalkowski, Maciej <[email protected]>; Zaremba, Larysa
><[email protected]>; [email protected]; Kubiak, Michal
><[email protected]>; Nguyen, Anthony L
><[email protected]>; Karlsson, Magnus
><[email protected]>
>Subject: [Intel-wired-lan] [PATCH v2 iwl-net 6/8] ice: improve updating ice_{t,
>r}x_ring::xsk_pool
>
>xsk_buff_pool pointers that ice ring structs hold are updated via ndo_bpf that
>is
>executed in process context while it can be read by remote CPU at the same
>time within NAPI poll. Use synchronize_net() after pointer update and
>{READ,WRITE}_ONCE() when working with mentioned pointer.
>
>Fixes: 2d4238f55697 ("ice: Add support for AF_XDP")
>Signed-off-by: Maciej Fijalkowski <[email protected]>
>---
> drivers/net/ethernet/intel/ice/ice.h | 6 +-
> drivers/net/ethernet/intel/ice/ice_base.c | 4 +-
>drivers/net/ethernet/intel/ice/ice_main.c | 2 +-
>drivers/net/ethernet/intel/ice/ice_txrx.c | 4 +-
>drivers/net/ethernet/intel/ice/ice_xsk.c | 78 ++++++++++++++---------
>drivers/net/ethernet/intel/ice/ice_xsk.h | 4 +-
> 6 files changed, 59 insertions(+), 39 deletions(-)
>
Tested-by: Chandan Kumar Rout <[email protected]> (A Contingent Worker at
Intel)
